Your furnace filters are designed to trap dust, dirt, and other airborne particles that may get into the system and cause all kinds of problems. They also help to improve the indoor air quality by trapping bacteria, mildew, and mold spores.Furnace filters do not remain in the same condition for long. You will have to change them regularly to maximize the efficiency of your heating system and improve your indoor air quality. Furnace filter replacement is not difficult, but you will need to get it right to enjoy the full benefits it offers. Here are five steps to do it the right way:
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